what is this answer

Answer:
A
Step-by-step explanation:
[tex]2 |x + 3| = 12[/tex]
[tex] \frac{2 |x + 3| }{2} = \frac{12}{2} [/tex]
[tex] |x + 3| = 6[/tex]
this type of question have 2 answer the positive and negative one
[tex] x + 3 = 6 \: \: \: \: \: \: and \: \: \: \: \: x + 3 = - 6[/tex]
[tex]x = 6 - 3 \: \: \: \: \: \: \: and \: \: \: \: \: \: x = - 6 - 3[/tex]
[tex]x = 3 \: \: \: \: \: and \: \: \: \: x = - 9[/tex]
so the answer is A
hope it helps
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